Thermal pack



FIG. 1 is a perspective view of a thermal pack showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right-side elevation view thereof;

FIG. 5 is a left-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Structure illustrated in broken lines is provided to illustrate theenvironment of the invention but is not otherwise part of the claimeddesign.

CLAIM The ornamental design for a thermal pack, as substantially shownand described.